/// <summary>
/// 把一个mark按照网格的大小，分配到具体的网格中
/// </summary>
/// <param name="map">地图容器，需要该地图容器中已经装载基础图层</param>
/// <param name="mark"></param>
/// <param name="gridstep">单位为像素，网格大小（int）,网格设计为gridstep*gridstep</param>
/// <returns></returns>
protected bool calGrid(MapContainerBase map, ImyMark mark, double gridstep)
{
if (map == null)
{
MessageBox.Show("没有地图！");
return(false);
}
if (mark == null)
{
MessageBox.Show("没有标注！");
return(false);
}
if (mark.X < map.WinViewBound.XMin || mark.X > map.WinViewBound.XMax || mark.Y < map.WinViewBound.YMin || mark.Y > map.WinViewBound.YMax)
{
//MessageBox.Show("mark没在当前视图范围内");
return(false);
}
if (gridstep > map.CurShowScale * (map.WinViewBound.XMax - map.WinViewBound.XMin) || gridstep > map.CurShowScale * (map.WinViewBound.YMax - map.WinViewBound.YMin))
{
MessageBox.Show("网格步长太长");
return(false);
}
int col = new int();
int row = new int();
col = (int)Math.Floor((mark.X - map.WinViewBound.XMin) / (gridstep / map.CurShowScale));
row = (int)Math.Floor((mark.Y - map.WinViewBound.YMin) / (gridstep / map.CurShowScale));
if (temMarkArr[row][col] == null)
{
temMarkArr[row][col] = new List <ImyMark>();
}
temMarkArr[row][col].Add(mark);
return(true);
}
/// <summary>
/// 删除要聚合标注
/// </summary>
public bool RemoveMark(ImyMark mark)
{
if (mark != null && mark.MarkControl != null)
{
//if (mark.Tag is bool)
// mark.EnableDrag = (bool)mark.Tag;
m_markList.Remove(mark);
m_textBlock.Text = m_markList.Count.ToString();
if (m_markControl != null && m_markControl is Panel)
{
mark.MarkControl.MouseEnter -= new MouseEventHandler(OnMouseEnter2);
mark.MarkControl.MouseLeave -= new MouseEventHandler(OnMouseLeave2);
if ((m_markControl as Panel).Children.Remove(mark.MarkControl))
{
mark.TargetMark = null;
mark.MarkControl.Projection = null;
if (mark.MarkControl.Visibility == Visibility.Collapsed)
{
mark.MarkControl.Visibility = Visibility.Visible;
}
m_len = m_len - (mark.MarkControl.Width == double.NaN ? 16 : mark.MarkControl.Width) - (mark.MarkControl.Height == double.NaN ? 16 : mark.MarkControl.Height);
Init();
(m_markControl as Panel).Children.Remove(m_lineArr[0]);
m_lineArr.RemoveAt(0);
return(true);
}
}
}
return(false);
}
/// <summary>
/// 添加标注到图层
/// </summary>
/// <param name="mark">标注对象</param>
/// <param name="zIndex">显示的顺序</param>
public void AddMarkAt(ImyMark mark, int zIndex)
{
AddMark(mark);
if (zIndex > -1 && mark != null && mark.MarkControl != null)
{
Canvas.SetZIndex(mark.MarkControl, zIndex);
}
ClusterMark(m_markArr, 100);
}
/// <summary>
/// 移除mark
/// </summary>
/// <param name="mark">标注对象</param>
/// <returns>成功返回“true”，否则返回“false”</returns>
public bool RemoveMark(ImyMark mark)
{
if (mark != null && mark.MarkControl != null)
{
// mark.Dispose();
m_markArr.Remove(mark);
return(base.Children.Remove(mark.MarkControl));
}
return(false);
}
/// <summary>
/// 添加要聚合标注
/// </summary>
public void AddMark(ImyMark mark)
{
if (mark != null && mark.MarkControl != null)
{
m_markList.Add(mark);
if (m_markControl != null && m_markControl is Panel)
{
(m_markControl as Panel).Children.Add(mark.MarkControl);
mark.TargetMark = this;
Canvas.SetLeft(mark.MarkControl, Canvas.GetLeft(m_ellipse));
Canvas.SetTop(mark.MarkControl, Canvas.GetTop(m_ellipse));
Canvas.SetZIndex(mark.MarkControl, 1);
//mark.Tag = mark.EnableDrag;
//mark.EnableDrag = false;
mark.MarkControl.Visibility = Visibility.Collapsed;
mark.MarkControl.MouseEnter += new MouseEventHandler(OnMouseEnter2);
mark.MarkControl.MouseLeave += new MouseEventHandler(OnMouseLeave2);
mark.MarkControl.Projection = new PlaneProjection()
{
CenterOfRotationX = 0.5, CenterOfRotationY = 0.5
};
m_textBlock.Text = m_markList.Count.ToString();
m_len = m_len + (mark.MarkControl.Width == double.NaN ? 16 : mark.MarkControl.Width) + (mark.MarkControl.Height == double.NaN ? 16 : mark.MarkControl.Height);
Line line = new Line()
{
X1 = 10, //m_markControl.ActualWidth > 0 ? m_markControl.ActualWidth / 2 : 0,//m_markControl.Width / 2,
Y1 = 10, //m_markControl.Width / 2,
X2 = 10, //m_markControl.Width / 2,
Y2 = 10, //m_markControl.Width / 2,
StrokeThickness = 1,
Stroke = new SolidColorBrush(Colors.Black) //,
//Visibility = Visibility.Collapsed
};
(m_markControl as Panel).Children.Add(line);
m_lineArr.Add(line);
Init();
}
}
}
//protected class m_mark
//{
// public List<ImyMark> mark1{get;set;}
//}
#region 公共方法
/// <summary>
/// 添加标注到图层
/// </summary>
/// <param name="mark">标注对象</param>
public void AddMark(ImyMark mark)
{
if (mark != null && mark.MarkControl != null && !m_markArr.Contains(mark))
{
m_markArr.Add(mark);
base.Children.Add(mark.MarkControl);
if (this.EnableGPUMode)
{
mark.MarkControl.CacheMode = new BitmapCache()
{
RenderAtScale = m_renderAtScale
}
}
;
//if (mark.MarkControl.Visibility == Visibility.Collapsed)
// mark.MarkControl.Visibility = Visibility.Visible;
if (mark.EnableRevisedPos && mark.Visibility == Visibility.Visible)
{
mark.RevisedPosition(true, EnableMarkHiden);
}
}
}
/// <summary>
/// 是否包含特定mark对象
/// </summary>
/// <param name="mark">mark对象</param>
/// <returns>包含返回“true”，否则返回“false”</returns>
public bool Contains(ImyMark mark)
{
return(base.Children.Contains(mark.MarkControl));
}
